Technical Expertise
DFM support
Material selection guidance
Process optimization
Custom PEEK Injection
Molding Service
Fecision delivers precision PEEK injection molding services for demanding applications requiring exceptional thermal stability, chemical resistance, and mechanical strength. Our advanced manufacturing capabilities ensure your high-performance components meet exact specifications while maximizing PEEK's unique properties.
High-strength
Heat-resistant
Biocompatible
PEEK Injection
Molding at Fecision
PEEK injection molding service provides high-performance plastic parts with exceptional strength, heat resistance, and chemical stability. Ideal for aerospace, medical, automotive, and electronics industries, it ensures precision, durability, and reliability in demanding applications.
Quality Assurance
Production-site quality-system review
Advanced inspection equipment
Comprehensive documentation
Material traceability
Customer Support
Dedicated project management
Transparent communication
Flexible scheduling
Ongoing technical support
Key Properties of PEEK Material
| Property | Value | Comment |
|---|---|---|
| Density | ~1.30 g/cm³ | Lightweight compared to metals, ideal for weight-sensitive applications. |
| Tensile Strength | 90–100 MPa | Excellent load-bearing capacity for structural parts. |
| Flexural Strength | ~140 MPa | High resistance to bending under stress, ensuring stability. |
| Elastic Modulus | 3.6–4.0 GPa | Provides stiffness and dimensional stability under load. |
| Elongation at Break | 20–40% | Balanced toughness with good ductility, not brittle. |
| Hardness (Rockwell M) | ~99 | Scratch-resistant and durable in wear-intensive uses. |
| Melting Point | ~343 °C | Very high, suitable for extreme temperature applications. |
| Continuous Service Temperature | Up to 250 °C | Maintains strength and stability in long-term heat exposure. |
| Flammability Rating | UL94 V-0 | Naturally flame-retardant, safe for aerospace, automotive, and electronics. |
Understanding PEEK Material
Polyetheretherketone (PEEK) is an advanced high-performance thermoplastic polymer that offers exceptional mechanical properties, temperature performance, and chemical resistance. As a semi-crystalline material, PEEK delivers outstanding strength-to-weight ratio and durability in the most demanding environments.
Key PEEK Material Properties
- Exceptional thermal stability up to 260°C
- Outstanding chemical resistance
- Superior mechanical properties
- Excellent wear and fatigue resistance
- Significant weight reduction vs. metals
- Complex geometries possible
- Biocompatibility for medical applications
- Excellent electrical insulation
Available PEEK Grades
- Unfilled PEEK – Maximum chemical resistance
- Carbon fiber-reinforced PEEK (30%) – Enhanced strength and stiffness
- Glass fiber-reinforced PEEK (30%) – Improved electrical insulation
- PTFE/Graphite-filled PEEK – Reduced friction coefficient
- Medical-grade PEEK – Implantable and biocompatible
- Custom formulations – Tailored to specific applications
PEEK Injection Molding Specifications
Our advanced equipment and expertise allow us to maintain tight tolerances and exceptional quality in all PEEK components.
Here are the standard specifications for our PEEK injection molding services:
| Specification | Standard Capability | Enhanced Capability |
|---|---|---|
| Dimensional Tolerance | ±0.005″ (0.127mm) | ±0.001″ (0.0254mm) |
| Surface Finish | SPI-B2 (16-32 RMS) | SPI-A2 (1-2 RMS) |
| Wall Thickness (min) | 0.020″ (0.508mm) | 0.010″ (0.254mm) |
| Part Size | Up to 10″ (254mm) | Up to 24″ (610mm) |
| Gate Vestige | 0.003″ (0.076mm) | 0.001″ (0.0254mm) |
| Mold Temperature | 175-200°C | Customized per application |
| Quality System | Production-site scope review | Application-specific qualification requirements |
- PEEK (Polyetheretherketone) has become the material of choice for implantable devices, spinal cages, and orthopedic instruments thanks to its bone-like modulus, radiolucency, and resistance to aggressive sterilization methods.
- Our PEEK molding expertise spans from prototype validation to full-scale production, with validated processes for Class II and III medical devices.
Benefits & Limitations of PEEK Injection Molding
Understanding both the advantages and challenges of PEEK injection molding helps ensure your project's success.
Our expertise allows us to maximize benefits while effectively managing limitations.
✓ Benefits of PEEK Molding
- Exceptional thermal stability up to 260°C
- Outstanding chemical resistance
- Superior mechanical properties
- Excellent wear and fatigue resistance
- Significant weight reduction vs. metals
- Complex geometries possible
- Biocompatibility for medical applications
- Excellent electrical insulation
- Inherent flame retardancy
- Long service life in harsh environments
× Limitations to Consider
- Higher material cost than standard polymers
- Requires specialized processing equipment
- Longer cycle times than standard polymers
- Sensitive to processing parameters
- Requires careful mold temperature control
- Proper drying critical to quality
- Contamination prevention essential
- Limited UV resistance without additives
PEEK Injection Molding Applications
Industries We Serve
PEEK's exceptional properties make it ideal for demanding applications across multiple industries.
Our expertise in PEEK injection molding serves diverse sectors requiring high-performance components.
Medical & Healthcare
Implantable devices
Dental applications
Drug delivery systems
Sterilizable equipment
Electronics
Electrical connectors
Insulator components
Semiconductor equipment
Circuit board elements
Aerospace & Defense
Electrical connectors
Brackets and clamps
Thermal insulation components
Fuel system components
Industrial & Oil/Gas
Valve components
Bearings and bushings
Seals and gaskets
Pump components
PEEK Injection Molding FAQs
What makes PEEK different from other engineering plastics?⊙
PEEK stands apart from other engineering plastics due to its exceptional combination of properties: extremely high temperature resistance (continuous use up to 260°C), outstanding chemical resistance to most solvents and acids, excellent mechanical strength and stiffness, and superior wear resistance. While other high-performance polymers may excel in one or two areas, PEEK delivers across multiple performance criteria, making it ideal for the most demanding applications.
How is PEEK selected for a medical application?⊙
Medical suitability depends on the exact PEEK grade, contact type, duration and finished device. We review supplier material documentation and the required production-site scope. Biocompatibility or implant-use claims require project-specific evidence and are not established by the polymer name alone.
What are the typical lead times for PEEK injection molded parts?⊙
Lead times for PEEK injection molded parts typically range from 3-6 weeks for new tooling and 1-3 weeks for production runs with existing tooling. Factors affecting lead time include part complexity, quantity, secondary operations, and quality requirements. For urgent projects, we offer expedited services. Contact us for a specific timeline based on your project requirements.
How does the cost of PEEK compare to other materials?⊙
PEEK is more expensive than standard engineering plastics, with raw material costs typically 5-10 times higher than materials like nylon or polycarbonate. However, when considering total lifecycle costs, PEEK often provides better value through longer service life, reduced maintenance, and the ability to replace more expensive metals in many applications. Our engineering team can help evaluate the cost-benefit analysis for your specific application.
Can PEEK be used in high-pressure and high-temperature environments?⊙
Yes, PEEK excels in high-pressure and high-temperature environments, maintaining its mechanical properties at continuous temperatures up to 260°C (500°F) and in pressures exceeding 20,000 psi in some applications. This makes it ideal for oil and gas, aerospace, and automotive applications where other polymers would fail. The specific pressure rating depends on the part geometry, wall thickness, and grade of PEEK used.
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